What is a A23 battery equivalent to?

The A23 is interchangeable with: 23A, MN21, V23GA, GP23A, LRV08. These share the same size and voltage.

What voltage is a A23 battery?

A A23 is 12V, measuring 10 × 28 mm.

Garage/gate remotes, wireless doorbells, car alarms.

A23

12V · 10 × 28 mm · Alkaline

The A23 is a small 12V battery used in many remote keyfobs and doorbells.

Battery type	A23
Voltage	12V
Size	10 × 28 mm
Chemistry	Alkaline
Equivalents	23A, MN21, V23GA, GP23A, LRV08
Common uses	Garage/gate remotes, wireless doorbells, car alarms.

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💡 Despite its small size it is 12V — made of eight tiny cells stacked inside.

What is a A23 battery equivalent to?: The A23 is interchangeable with: 23A, MN21, V23GA, GP23A, LRV08. These share the same size and voltage.
What voltage is a A23 battery?: A A23 is 12V, measuring 10 × 28 mm.
What is a A23 battery used for?: Garage/gate remotes, wireless doorbells, car alarms.